CVE-2021-47232

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix Use-after-Free, hold skb ref while in use This patch fixes a Use-after-Free found by the syzbot. The problem is that a skb is taken from the per-session skb queue,without incrementing the ref count. This leads to a ...

CVE-2021-47234

In the Linux kernel, the following vulnerability has been resolved: phy: phy-mtk-tphy: Fix some resource leaks in mtk_phy_init() Use clk_disable_unprepare() in the error path of mtk_phy_init() to fixsome resource leaks.

CVE-2021-47242

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix soft lookup in subflow_error_report() Maxim reported a soft lookup in subflow_error_report(): watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [swapper/0:0]RIP: 0010:native_queued_spin_lock_slowpathRSP: 0018:ffffa859c00...

CVE-2021-47255

In the Linux kernel, the following vulnerability has been resolved: kvm: LAPIC: Restore guard to prevent illegal APIC register access Per the SDM, "any access that touches bytes 4 through 15 of an APICregister may cause undefined behavior and must not be executed."Worse, such an access in kvm_lapic...

CVE-2021-47332

In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: Don't call free_pages_exact() with NULL address Unlike some other functions, we can't pass NULL pointer tofree_pages_exact(). Add a proper NULL check for avoiding possibleOops.

CVE-2021-47367

In the Linux kernel, the following vulnerability has been resolved: virtio-net: fix pages leaking when building skb in big mode We try to use build_skb() if we had sufficient tailroom. But we forgetto release the unused pages chained via private in big mode which willleak pages. Fixing this by rele...

CVE-2021-47417

In the Linux kernel, the following vulnerability has been resolved: libbpf: Fix memory leak in strset Free struct strset itself, not just its internal parts.

CVE-2021-47420

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix a potential ttm->sg memory leak Memory is allocated for ttm->sg by kmalloc in kfd_mem_dmamap_userptr,but isn't freed by kfree in kfd_mem_dmaunmap_userptr. Free it!

CVE-2021-47463

In the Linux kernel, the following vulnerability has been resolved: mm/secretmem: fix NULL page->mapping dereference in page_is_secretmem() Check for a NULL page->mapping before dereferencing the mapping inpage_is_secretmem(), as the page's mapping can be nullified while gup()is running, e.g....

CVE-2021-47537

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: Fix a memleak bug in rvu_mbox_init() In rvu_mbox_init(), mbox_regions is not freed or passed outunder the switch-default region, which could lead to a memory leak. Fix this bug by changing 'return err' to 'goto free_r...

CVE-2021-47564

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix double free issue on err path fix error path handling in prestera_bridge_port_join() thatcases prestera driver to crash (see below). Trace:Internal error: Oops: 96000044 [#1] SMPModules linked in: preste...

CVE-2022-48663

In the Linux kernel, the following vulnerability has been resolved: gpio: mockup: fix NULL pointer dereference when removing debugfs We now remove the device's debugfs entries when unbinding the driver.This now causes a NULL-pointer dereference on module exit because theplatform devices are unregis...

CVE-2022-48671

In the Linux kernel, the following vulnerability has been resolved: cgroup: Add missing cpus_read_lock() to cgroup_attach_task_all() syzbot is hitting percpu_rwsem_assert_held(&cpu_hotplug_lock) warning atcpuset_attach() [1], for commit 4f7e7236435ca0ab ("cgroup: Fixthreadgroup_rwsem cpus_read_loc...

CVE-2022-48675

In the Linux kernel, the following vulnerability has been resolved: IB/core: Fix a nested dead lock as part of ODP flow Fix a nested dead lock as part of ODP flow by using mmput_async(). From the below call trace [1] can see that calling mmput() once we havethe umem_odp->umem_mutex locked as req...

CVE-2022-48777

In the Linux kernel, the following vulnerability has been resolved: mtd: parsers: qcom: Fix kernel panic on skipped partition In the event of a skipped partition (case when the entry name is empty)the kernel panics in the cleanup function as the name entry is NULL.Rework the parser logic by first c...

CVE-2022-48822

In the Linux kernel, the following vulnerability has been resolved: usb: f_fs: Fix use-after-free for epfile Consider a case where ffs_func_eps_disable is called fromffs_func_disable as part of composition switch and at thesame time ffs_epfile_release get called from userspace.ffs_epfile_release wi...

CVE-2022-48834

In the Linux kernel, the following vulnerability has been resolved: usb: usbtmc: Fix bug in pipe direction for control transfers The syzbot fuzzer reported a minor bug in the usbtmc driver: usb 5-1: BOGUS control dir, pipe 80001e80 doesn't match bRequestType 0WARNING: CPU: 0 PID: 3813 at drivers/us...

CVE-2022-48861

In the Linux kernel, the following vulnerability has been resolved: vdpa: fix use-after-free on vp_vdpa_remove When vp_vdpa driver is unbind, vp_vdpa is freed in vdpa_unregister_deviceand then vp_vdpa->mdev.pci_dev is dereferenced in vp_modern_remove,triggering use-after-free. Call Trace of unbi...

CVE-2022-48899

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Fix GEM handle creation UAF Userspace can guess the handle value and try to race GEM object creationwith handle close, resulting in a use-after-free if we dereference theobject after dropping the handle's reference. For...

CVE-2022-49001

In the Linux kernel, the following vulnerability has been resolved: riscv: fix race when vmap stack overflow Currently, when detecting vmap stack overflow, riscv firstly switchesto the so called shadow stack, then use this shadow stack to call theget_overflow_stack() to get the overflow stack. Howe...

CVE-2022-49071

In the Linux kernel, the following vulnerability has been resolved: drm/panel: ili9341: fix optional regulator handling If the optional regulator lookup fails, reset the pointer to NULL.Other functions such as mipi_dbi_poweron_reset_conditional() only doa NULL pointer check and will otherwise deref...

CVE-2022-49225

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921s: fix a possible memory leak in mt7921_load_patch Always release fw data at the end of mt7921_load_patch routine.

CVE-2022-49483

In the Linux kernel, the following vulnerability has been resolved: drm/msm/disp/dpu1: avoid clearing hw interrupts if hw_intr is null during drm uninit If edp modeset init is failed due to panel being not ready andprobe defers during drm bind, avoid clearing irqs and dereferencehw_intr when hw_int...

CVE-2022-49597

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_base_mss. While reading sysctl_tcp_base_mss, it can be changed concurrently.Thus, we need to add READ_ONCE() to its readers.

CVE-2022-49875

In the Linux kernel, the following vulnerability has been resolved: bpftool: Fix NULL pointer dereference when pin {PROG, MAP, LINK} without FILE When using bpftool to pin {PROG, MAP, LINK} without FILE,segmentation fault will occur. The reson is that the lackof FILE will cause strlen to trigger NU...

CVE-2022-49878

In the Linux kernel, the following vulnerability has been resolved: bpf, verifier: Fix memory leak in array reallocation for stack state If an error (NULL) is returned by krealloc(), callers of realloc_array()were setting their allocation pointers to NULL, but on error krealloc()does not touch the ...

CVE-2022-49881

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: fix memory leak in query_regdb_file() In the function query_regdb_file() the alpha2 parameter is duplicatedusing kmemdup() and subsequently freed in regdb_fw_cb(). However,request_firmware_nowait() can fail without ...

CVE-2022-49889

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Check for NULL cpu_buffer in ring_buffer_wake_waiters() On some machines the number of listed CPUs may be bigger than the actualCPUs that exist. The tracing subsystem allocates a per_cpu directory withaccess to the per...

CVE-2023-20848

In imgsys_cmdq, there is a possible out of bounds read due to a missing valid range checking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS07340433; Issue ID: ALPS07340433.

CVE-2023-52636

In the Linux kernel, the following vulnerability has been resolved: libceph: just wait for more data to be available on the socket A short read may occur while reading the message footer from thesocket. Later, when the socket is ready for another read, themessenger invokes all read_partial_*() hand...

CVE-2023-52705

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix underflow in second superblock position calculations Macro NILFS_SB2_OFFSET_BYTES, which computes the position of the secondsuperblock, underflows when the argument device size is less than 4096bytes. Therefore, when us...

CVE-2023-52767

In the Linux kernel, the following vulnerability has been resolved: tls: fix NULL deref on tls_sw_splice_eof() with empty record syzkaller discovered that if tls_sw_splice_eof() is executed as part ofsendfile() when the plaintext/ciphertext sk_msg are empty, the send pathgets confused because the e...

CVE-2023-52794

In the Linux kernel, the following vulnerability has been resolved: thermal: intel: powerclamp: fix mismatch in get function for max_idle KASAN reported this [ 444.853098] BUG: KASAN: global-out-of-bounds in param_get_int+0x77/0x90 [ 444.853111] Read of size 4 at addr ffffffffc16c9220 by task cat/2...

CVE-2023-52849

In the Linux kernel, the following vulnerability has been resolved: cxl/mem: Fix shutdown order Ira reports that removing cxl_mock_mem causes a crash with the followingtrace: BUG: kernel NULL pointer dereference, address: 0000000000000044[..]RIP: 0010:cxl_region_decode_reset+0x7f/0x180 [cxl_core][....

CVE-2023-52903

In the Linux kernel, the following vulnerability has been resolved: io_uring: lock overflowing for IOPOLL syzbot reports an issue with overflow filling for IOPOLL: WARNING: CPU: 0 PID: 28 at io_uring/io_uring.c:734 io_cqring_event_overflow+0x1c0/0x230 io_uring/io_uring.c:734CPU: 0 PID: 28 Comm: kwo...

CVE-2023-52907

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: Wait for out_urb's completion in pn533_usb_send_frame() Fix a use-after-free that occurs in hcd when in_urb sent frompn533_usb_send_frame() is completed earlier than out_urb. Its callbackfrees the skb data in pn533_send...

CVE-2024-26728

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix null-pointer dereference on edid reading Use i2c adapter when there isn't aux_mode in dc_link to fix anull-pointer derefence that happens when runningigt@kms_force_connector_basic in a system with DCN2.1 and HD...

CVE-2024-26799

In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: Fix uninitialized pointer dmactl In the case where __lpass_get_dmactl_handle is called and the driverid dai_id is invalid the pointer dmactl is not being assigned a value,and dmactl contains a garbage value since it has...

CVE-2024-26867

In the Linux kernel, the following vulnerability has been resolved: comedi: comedi_8255: Correct error in subdevice initialization The refactoring done in commit 5c57b1ccecc7 ("comedi: comedi_8255: Reworksubdevice initialization functions") to the initialization of the iofield of struct subdev_8255...

CVE-2024-26911

In the Linux kernel, the following vulnerability has been resolved: drm/buddy: Fix alloc_range() error handling code Few users have observed display corruption when they bootthe machine to KDE Plasma or playing games. We have rootcaused the problem that whenever alloc_range() couldn'tfind the requi...

CVE-2024-35985

In the Linux kernel, the following vulnerability has been resolved: sched/eevdf: Prevent vlag from going out of bounds in reweight_eevdf() It was possible to have pick_eevdf() return NULL, which then causes aNULL-deref. This turned out to be due to entity_eligible() returningfalsely negative becaus...

CVE-2024-38563

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: fix potential memory leakage when reading chip temperature Without this commit, reading chip temperature will cause memory leakage.

CVE-2024-42072

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix may_goto with negative offset. Zac's syzbot crafted a bpf prog that exposed two bugs in may_goto.The 1st bug is the way may_goto is patched. When offset is negativeit should be patched differently.The 2nd bug is in the ver...

CVE-2024-42239

In the Linux kernel, the following vulnerability has been resolved: bpf: Fail bpf_timer_cancel when callback is being cancelled Given a schedule: timer1 cb timer2 cb bpf_timer_cancel(timer2); bpf_timer_cancel(timer1); Both bpf_timer_cancel calls would wait for the other callback to finishexecuting,...

CVE-2024-42242

In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci: Fix max_seg_size for 64KiB PAGE_SIZE blk_queue_max_segment_size() ensured: if (max_size max_segment_size

CVE-2024-43844

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: wow: fix GTK offload H2C skbuff issue We mistakenly put skb too large and that may exceed skb->end.Therefore, we fix it. skbuff: skb_over_panic: text:ffffffffc09e9a9d len:416 put:204 head:ffff8fba04eca780 data:ffff8...

CVE-2024-46709

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fix prime with external buffers Make sure that for external buffers mapping goes through the dma_bufinterface instead of trying to access pages directly. External buffers might not provide direct access to readable/writ...

CVE-2024-46785

In the Linux kernel, the following vulnerability has been resolved: eventfs: Use list_del_rcu() for SRCU protected list variable Chi Zhiling reported: We found a null pointer accessing in tracefs[1], the reason is that thevariable 'ei_child' is set to LIST_POISON1, that means the list wasremoved in...

CVE-2024-46838

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: don't BUG_ON() if khugepaged yanks our page table Since khugepaged was changed to allow retracting page tables in filemappings without holding the mmap lock, these BUG_ON()s are wrong - getrid of them. We could also re...

CVE-2024-50266

In the Linux kernel, the following vulnerability has been resolved: clk: qcom: videocc-sm8350: use HW_CTRL_TRIGGER for vcodec GDSCs A recent change in the venus driver results in a stuck clock on theLenovo ThinkPad X13s, for example, when streaming video in firefox: video_cc_mvs0_clk status stuck a...